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HelpTest ID BLOD0207 Sex Hormone-Binding Globulin, Serum
Useful For
Diagnosis and follow-up of women with signs or symptoms of androgen excess (eg, polycystic ovarian syndrome and idiopathic hirsutism)
An adjunct in monitoring sex-steroid and antiandrogen therapy
An adjunct in the diagnosis of disorders of puberty
An adjunct in the diagnosis and follow-up of anorexia nervosa
An adjunct in the diagnosis of thyrotoxicosis (tissue marker of thyroid hormone excess)
A possible adjunct in diagnosis and follow-up of insulin resistance and cardiovascular and type 2 diabetes risk assessment, particularly in women
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.5 mL
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | OK |
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 90 days | ||
| Ambient | 7 days |
Day(s) Performed
Monday through Saturday
Report Available
1 to 3 daysMethod Name
Immunoenzymatic Assay
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
84270
Secondary ID
608102Reporting Name
Sex Hormone-Binding Globulin, SReference Values
CHILDREN:
Males
|
Tanner Stages |
Mean Age |
Reference Interval (nmol/L) |
|
Stage I |
10.4 |
17-135 |
|
Stage II |
11.1 |
21-114 |
|
Stage III |
12.7 |
12-138 |
|
Stage IV |
14.5 |
7.7-67 |
|
Stage V |
14.2 |
3.9-40 |
Females
|
Tanner Stages |
Mean Age |
Reference Interval (nmol/L) |
|
Stage I |
10.5 |
16-182 |
|
Stage II |
10.9 |
24-121 |
|
Stage III |
12.5 |
18-87 |
|
Stage IV |
14 |
7.7-108 |
|
Stage V |
14.9 |
10-79 |
ADULTS:
Males
≥18 years: 13.3-89.5 nmol/L
Females
18-46 years: 18.2-135.5 nmol/L
47-91 years: post-menopausal: 16.8-125.2 nmol/L